🇹🇼 YEH Edward · CHINESE TAIPEI

73rank
-0.7Butler · 224 bds
-0.00per board
±4.2swing
+0.15vs par /bd · #56/123
-0.08adjusted /bd
Butler per round: 11.8 10 19.4 11.5 -5.6 -7.2 13.2 30.4 -24.1 -3.6 -8.1 -16.6 -27.1 -4.7by round

vs par split: bidding -0.05 · play +0.20

Strength of schedule: opponents averaged -0.07/bd (an easy draw) → opponent-adjusted -0.08/bd

Card play — on target: opening leads 85.1% #35 of 123 · declarer play 81.8% #22 of 123 · defence 88.4% #51 of 123

Card play by contract type — on target
vs NTvs a suit
Opening leads90.0% (10)83.8% (37)
Declarer play71.4% (14)85.4% (41)
Defence78.6% (28)91.7% (84)

Opening leads by suit led: ♠ 90.0% (10) · ♥ 84.2% (19) · ♦ 81.8% (11) · ♣ 85.7% (7)

vs par by strain: NT +0.25 (60) · a suit +0.12 (164)

vs par by level: part-score +0.16 (90) · game +0.37 (120) · slam -1.71 (14)

By role: declaring -0.08/bd (-1.96 vs par · 112) · defending +0.07/bd (+2.27 vs par · 112)

By vulnerability: vulnerable -0.07/bd (-0.23 vs par · 112) · not vulnerable +0.07/bd (+0.54 vs par · 112)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1L.ChenA.Apteker – C.GowerOpen16+11.8+0.74-0.62
Round 3L.ChenN.Nickell – R.KatzClosed16+10.0+0.62+1.06
Round 5L.ChenS.Haque – M.ChowdhuryClosed16+19.4+1.21+1.56
Round 6L.ChenS.Auken – R.WellandOpen16+11.5+0.72+1.94
Round 7L.ChenB.Pascal – M.HeshmatClosed16-5.6-0.35-0.44
Round 8L.ChenJ.Li – B.ZhangOpen16-7.2-0.45-0.44
Round 10L.ChenG.Herrera – G.MarshallOpen16+13.2+0.82+0.44
Round 12L.ChenR.Dias – L.De CarvalhoClosed16+30.4+1.90+1.12
Round 14L.ChenJ.Mill – P.HollandsClosed16-24.1-1.51-2.56
Round 15L.ChenJ.Van Lankveld – B.Van Den BosOpen16-3.6-0.23+0.88
Round 16L.ChenG.Karakolev – V.MihovClosed16-8.1-0.51+1.50
Round 17L.ChenR.Tobing – T.AsbiOpen16-16.6-1.04-0.06
Round 19L.ChenJ.Rombaut – F.CombescureOpen16-27.1-1.69-2.88
Round 21L.ChenS.Mukherjee – D.MajumderClosed16-4.7-0.29+0.62

Every board — best Butler first↑ top

vs par = IMPs this pair scored above (+) or below (−) the board’s double-dummy par — what bidding and play (theirs and the opponents’) added or gave away against perfect play.

ButlerRoundOpponentsBdContractLeadResvs par
+17.0Round 3🇺🇸 USA1137♠x♥A-1+17
+12.7Round 5🇧🇩 BANGLADESH55♦x♥9-2+15
+12.6Round 7🇪🇬 EGYPT74♠♣7=+10
+10.6Round 5🇧🇩 BANGLADESH143NT♦10-2+11
+10.2Round 6🇩🇪 GERMANY184♣♣8-3+15
+8.9Round 21🇮🇳 INDIA94♥♠6-1+12
+8.2Round 12🇧🇷 BRAZIL236♦♦3=-2
+8.0Round 7🇪🇬 EGYPT154NT♠J-3+9
+8.0Round 16🇧🇬 BULGARIA184♠♣K-2+13
+6.9Round 15🇳🇱 NETHERLANDS34♠♣9=+7
+6.8Round 12🇧🇷 BRAZIL315♥x♠A=+8
+6.8Round 12🇧🇷 BRAZIL324♠x♦10-1+8
+6.6Round 12🇧🇷 BRAZIL183NT♥7+2+11
+6.5Round 1🇿🇦 SOUTH AFRICA24♠x♥K-1+6
+6.5Round 16🇧🇬 BULGARIA243♦♣K+2+13
+6.4Round 8🇨🇳 CHINA245♦♣5+1+11
+6.3Round 10🇲🇽 MEXICO303NT♣8+2+2
+6.1Round 1🇿🇦 SOUTH AFRICA126♦♣6+1-12
+6.1Round 10🇲🇽 MEXICO313NT♠9-1+6
+5.6Round 6🇩🇪 GERMANY275♦♠K=+0
+5.5Round 14🇦🇺 AUSTRALIA254♥♠3+2+5
+4.7Round 3🇺🇸 USA1106♣x♠5-1+12
+4.5Round 10🇲🇽 MEXICO204♥♠2=-1
+4.4Round 17🇮🇩 INDONESIA153NT♣J-1+12
+4.3Round 10🇲🇽 MEXICO194♥♥9-1+5
+4.1Round 17🇮🇩 INDONESIA114♦♠A-2+11
+4.0Round 3🇺🇸 USA1144♥♦K=-1
+4.0Round 6🇩🇪 GERMANY243NT♥10=+0
+3.9Round 17🇮🇩 INDONESIA64♠♣9-1+8
+3.7Round 7🇪🇬 EGYPT135♣x♥4-1+8
+3.7Round 21🇮🇳 INDIA31♦x♣2-2+2
+3.5Round 1🇿🇦 SOUTH AFRICA13NT♥8+3+2
+3.5Round 10🇲🇽 MEXICO246NT♥4=+0
+3.2Round 1🇿🇦 SOUTH AFRICA93♥♦8=+0
+3.2Round 3🇺🇸 USA1162♦x♦K-1+3
+3.2Round 15🇳🇱 NETHERLANDS96♣♠7=-2
+3.2Round 15🇳🇱 NETHERLANDS132NT♠3-1+5
+3.1Round 10🇲🇽 MEXICO283♦♣3+1+6
+3.0Round 17🇮🇩 INDONESIA53NT♥3=+0
+2.9Round 1🇿🇦 SOUTH AFRICA113♠♥2+1+2
+2.9Round 8🇨🇳 CHINA202♠♣A-1+5
+2.8Round 5🇧🇩 BANGLADESH23NT♠4=+0
+2.8Round 19🇫🇷 FRANCE101NT♠7+1+0
+2.8Round 19🇫🇷 FRANCE133♠♦10+1+1
+2.7Round 1🇿🇦 SOUTH AFRICA52♠♦J-1+4
+2.7Round 12🇧🇷 BRAZIL222♠♠10+2-6
+2.7Round 14🇦🇺 AUSTRALIA273NT♠7-3+7
+2.6Round 10🇲🇽 MEXICO293♦♥8=+0
+2.5Round 3🇺🇸 USA132♦♦8+1+0
+2.4Round 7🇪🇬 EGYPT62♦♦3=-1
+2.4Round 12🇧🇷 BRAZIL283♥♣5+1+1
+2.4Round 15🇳🇱 NETHERLANDS53NT♦Q+1+0
+2.4Round 16🇧🇬 BULGARIA216♣♥A+1+13
+2.3Round 3🇺🇸 USA1115♣♥A-1+2
+2.2Round 19🇫🇷 FRANCE33♣♣6+1+7
+2.1Round 3🇺🇸 USA154♠♠10+1+0
+2.1Round 10🇲🇽 MEXICO173♠♥K=+0
+2.1Round 15🇳🇱 NETHERLANDS104♥♣3-1-1
+2.1Round 21🇮🇳 INDIA123NT♣5=-2
+2.0Round 7🇪🇬 EGYPT82♥♠4+2+1
+1.9Round 21🇮🇳 INDIA153NT♠J=+3
+1.8Round 6🇩🇪 GERMANY253♥♣5-1+4
+1.8Round 6🇩🇪 GERMANY303NT♥3=+6
+1.8Round 12🇧🇷 BRAZIL242♠♥4+1+1
+1.8Round 12🇧🇷 BRAZIL304♠♠J=+0
+1.7Round 12🇧🇷 BRAZIL274♠♦10-1+5
+1.6Round 8🇨🇳 CHINA283♦♥10+1+0
+1.6Round 8🇨🇳 CHINA313♦♣K=-1
+1.5Round 19🇫🇷 FRANCE152♠♥5=+0
+1.4Round 17🇮🇩 INDONESIA123NT♠4-1+12
+1.3Round 1🇿🇦 SOUTH AFRICA83♥♦Q-1-1
+1.3Round 7🇪🇬 EGYPT122♥♠4=+0
+1.3Round 14🇦🇺 AUSTRALIA303♠♥K+1+6
+1.2Round 1🇿🇦 SOUTH AFRICA153NT♦Q=-2
+1.2Round 5🇧🇩 BANGLADESH131NT♥6+2-8
+1.2Round 10🇲🇽 MEXICO227♠♥K=+0
+1.1Round 3🇺🇸 USA111NT♣3=+6
+1.1Round 5🇧🇩 BANGLADESH151NT♦3=+0
+1.1Round 14🇦🇺 AUSTRALIA293♥♦K=+0
+1.1Round 15🇳🇱 NETHERLANDS24♠♣Q+3+14
+1.1Round 19🇫🇷 FRANCE82♠♣J+1+1
+1.0Round 5🇧🇩 BANGLADESH124♠♥Q+1+1
+1.0Round 8🇨🇳 CHINA292♠♥A-1+0
+1.0Round 12🇧🇷 BRAZIL212♥♠K-1+4
+1.0Round 14🇦🇺 AUSTRALIA233NT♦8+3-12
+1.0Round 15🇳🇱 NETHERLANDS73NT♥5+2+0
+0.8Round 21🇮🇳 INDIA44♥♠A+1+0
+0.8Round 21🇮🇳 INDIA73♠♣2-1-1
+0.7Round 16🇧🇬 BULGARIA274♥♣10+1+0
+0.6Round 6🇩🇪 GERMANY174♦♠A-1+2
+0.6Round 16🇧🇬 BULGARIA263NT♣4+1+0
+0.6Round 16🇧🇬 BULGARIA324♠♥K=+1
+0.5Round 5🇧🇩 BANGLADESH114♠♥10=+0
+0.5Round 8🇨🇳 CHINA324♥♠3-1+10
+0.4Round 6🇩🇪 GERMANY263NT♦4+2+0
+0.4Round 6🇩🇪 GERMANY313NT♥5+2+0
+0.4Round 7🇪🇬 EGYPT41NT♥7+1+0
+0.4Round 12🇧🇷 BRAZIL173♦♣6+1+0
+0.3Round 1🇿🇦 SOUTH AFRICA144♠♦5+1+0
+0.3Round 12🇧🇷 BRAZIL204♥♦4=-1
+0.3Round 14🇦🇺 AUSTRALIA222♥♠4=-9
+0.3Round 16🇧🇬 BULGARIA222♠♥K+1+0
+0.3Round 21🇮🇳 INDIA62♥♦Q+1+0
+0.2Round 1🇿🇦 SOUTH AFRICA104♥♠6+1+0
+0.2Round 5🇧🇩 BANGLADESH93NT♥5+1+11
+0.2Round 17🇮🇩 INDONESIA81NT♠7=+1
+0.1Round 3🇺🇸 USA123NT♣6+1+0
+0.1Round 5🇧🇩 BANGLADESH11NT♥4-1-2
+0.1Round 5🇧🇩 BANGLADESH42♦♥5=+1
+0.1Round 8🇨🇳 CHINA254♠♥A=+0
+0.1Round 8🇨🇳 CHINA303NT♦4+1+10
+0.1Round 17🇮🇩 INDONESIA74♠♥Q+1+0
+0.0Round 5🇧🇩 BANGLADESH161NT♠7=+1
+0.0Round 6🇩🇪 GERMANY237♥x♠3-4+0
-0.0Round 7🇪🇬 EGYPT52♠♥Q+2-6
-0.0Round 10🇲🇽 MEXICO254♠♣2=+0
-0.0Round 15🇳🇱 NETHERLANDS44♠♥3+1+0
+0.0Round 15🇳🇱 NETHERLANDS162♥♦4+2+10
-0.1Round 8🇨🇳 CHINA232♥♣2-1-1
-0.2Round 1🇿🇦 SOUTH AFRICA72♥♥4=+0
-0.2Round 6🇩🇪 GERMANY223NT♠J=+0
-0.2Round 17🇮🇩 INDONESIA91NT♥3=+0
-0.3Round 16🇧🇬 BULGARIA194♠♣5-1-5
-0.3Round 21🇮🇳 INDIA104♠♥J-1-6
-0.3Round 21🇮🇳 INDIA134♠♥2=+0
-0.4Round 16🇧🇬 BULGARIA282♥♦3-2+11
-0.4Round 16🇧🇬 BULGARIA291NT♠2=+0
-0.4Round 19🇫🇷 FRANCE126♦x♥A-2-5
-0.5Round 3🇺🇸 USA143NT♦2=-1
-0.5Round 6🇩🇪 GERMANY214♠♣A-1+2
-0.5Round 19🇫🇷 FRANCE143NT♣Q+1+0
-0.6Round 5🇧🇩 BANGLADESH34♠♦K=+0
-0.6Round 12🇧🇷 BRAZIL294♥♦3=+0
-0.7Round 19🇫🇷 FRANCE43♠♥4+1-1
-0.8Round 15🇳🇱 NETHERLANDS84♠♦A+1-1
-0.9Round 1🇿🇦 SOUTH AFRICA42♦♥10=+1
-0.9Round 3🇺🇸 USA174♥♦6+1+0
-0.9Round 5🇧🇩 BANGLADESH84♠♥10=-3
-0.9Round 19🇫🇷 FRANCE114♥♣Q+1-1
-0.9Round 21🇮🇳 INDIA23♦♣A=+1
-1.0Round 8🇨🇳 CHINA222♦♠K+1+1
-1.0Round 12🇧🇷 BRAZIL261NT♣3-1+0
-1.1Round 1🇿🇦 SOUTH AFRICA133♣♦A+2+10
-1.1Round 3🇺🇸 USA1122♥♦2+1-1
-1.1Round 5🇧🇩 BANGLADESH61NT♠6-4+2
-1.1Round 21🇮🇳 INDIA114♠♣A=+0
-1.2Round 16🇧🇬 BULGARIA313NT♥3+2-1
-1.3Round 6🇩🇪 GERMANY194♥♥2+2+11
-1.3Round 6🇩🇪 GERMANY203♥♦K-1+0
-1.3Round 21🇮🇳 INDIA14♥♠3-1+2
-1.5Round 8🇨🇳 CHINA181NT♠2+2-2
-1.6Round 6🇩🇪 GERMANY293♣♠2+1+0
-1.6Round 6🇩🇪 GERMANY323♦♣4-1-2
-1.7Round 7🇪🇬 EGYPT104♠♥10=+0
-1.7Round 17🇮🇩 INDONESIA23♥♣5=+0
-1.7Round 19🇫🇷 FRANCE24♠♣A=-8
-1.7Round 21🇮🇳 INDIA54♠♦6+1+0
-1.8Round 5🇧🇩 BANGLADESH101NT♥A=+1
-1.8Round 8🇨🇳 CHINA174♠♥2+2-11
-1.8Round 14🇦🇺 AUSTRALIA314♠♥3-2+0
-1.9Round 7🇪🇬 EGYPT14♥♣7=+1
-1.9Round 7🇪🇬 EGYPT115♦x♥K=+10
-2.0Round 7🇪🇬 EGYPT22NT♦3+1+0
-2.0Round 14🇦🇺 AUSTRALIA173♠♦9-1-10
-2.0Round 14🇦🇺 AUSTRALIA192♦x♠4-2-1
-2.0Round 14🇦🇺 AUSTRALIA213NT♥6+1+1
-2.0Round 15🇳🇱 NETHERLANDS151NT♥8+2-1
-2.0Round 17🇮🇩 INDONESIA134♥♥6+1-1
-2.0Round 19🇫🇷 FRANCE94♥♦J+1-1
-2.1Round 10🇲🇽 MEXICO325♠♥2+1-17
-2.1Round 19🇫🇷 FRANCE56♠♣Q+1-11
-2.2Round 14🇦🇺 AUSTRALIA282♥♥A-1+0
-2.3Round 17🇮🇩 INDONESIA12♠♦2=+0
-2.3Round 21🇮🇳 INDIA144♠x♠3-2+0
-2.4Round 1🇿🇦 SOUTH AFRICA162♠♥J+2-6
-2.4Round 8🇨🇳 CHINA192♠♣2-1+0
-2.4Round 16🇧🇬 BULGARIA303NT♣4=+0
-2.6Round 7🇪🇬 EGYPT95♦x♠10-2-8
-2.7Round 10🇲🇽 MEXICO184♥♠6+1+13
-2.7Round 17🇮🇩 INDONESIA164♠x♥Q-1-9
-2.7Round 21🇮🇳 INDIA83♠♥3=-1
-2.9Round 10🇲🇽 MEXICO273♠♦10=-1
-2.9Round 15🇳🇱 NETHERLANDS144♠♦A=+0
-3.0Round 15🇳🇱 NETHERLANDS124♠♥2+1+0
-3.2Round 1🇿🇦 SOUTH AFRICA33♥♥4-1-4
-3.2Round 3🇺🇸 USA1154♦♥2+1-1
-3.2Round 8🇨🇳 CHINA263NT♦5-2-7
-3.6Round 14🇦🇺 AUSTRALIA203NT♣K-1-6
-3.7Round 8🇨🇳 CHINA213NT♣K-2-11
-3.8Round 3🇺🇸 USA182♥♣4-1-10
-3.8Round 10🇲🇽 MEXICO264♠♥Q-1-6
-3.8Round 14🇦🇺 AUSTRALIA323♣♣7-1+0
-3.8Round 15🇳🇱 NETHERLANDS65♦♠A+1-14
-4.0Round 10🇲🇽 MEXICO214♠♦4-1+2
-4.0Round 12🇧🇷 BRAZIL193♥♦K+2-6
-4.1Round 19🇫🇷 FRANCE164♠♣2-2-2
-4.2Round 15🇳🇱 NETHERLANDS114♥♣4=+0
-4.5Round 12🇧🇷 BRAZIL255♣x♠10-2-5
-4.9Round 14🇦🇺 AUSTRALIA244♥♦3-1-5
-4.9Round 14🇦🇺 AUSTRALIA263NT♣5+1-11
-5.0Round 10🇲🇽 MEXICO234♦x♦7-1-2
-5.1Round 16🇧🇬 BULGARIA174♥♣7-4-8
-5.2Round 16🇧🇬 BULGARIA233NT♠4=+0
-5.3Round 7🇪🇬 EGYPT32NT♠Q-1-6
-5.3Round 16🇧🇬 BULGARIA254♠♣2=-7
-5.4Round 17🇮🇩 INDONESIA43♠♦K-2-3
-5.4Round 17🇮🇩 INDONESIA144♠♦J=-8
-5.9Round 17🇮🇩 INDONESIA33♠♣10+1-7
-6.5Round 5🇧🇩 BANGLADESH75♣♥10-3-5
-6.8Round 6🇩🇪 GERMANY283♥♠3=-7
-6.8Round 15🇳🇱 NETHERLANDS14NT♠5+2-3
-6.9Round 16🇧🇬 BULGARIA202♣♠7-1-6
-7.7Round 8🇨🇳 CHINA273NT♥8-2-11
-7.9Round 19🇫🇷 FRANCE63NT♥A-3-9
-8.1Round 17🇮🇩 INDONESIA107♠♠3-1-17
-8.3Round 1🇿🇦 SOUTH AFRICA64♥♠8=-10
-8.4Round 3🇺🇸 USA163NT♠4=+1
-8.5Round 19🇫🇷 FRANCE74♥♠2=+0
-8.7Round 19🇫🇷 FRANCE16♥♣4-1-17
-8.8Round 14🇦🇺 AUSTRALIA184♠x♥A-1-6
-9.1Round 3🇺🇸 USA193NT♠7-1-10
-9.9Round 7🇪🇬 EGYPT164♥♠9+2-13
-10.7Round 7🇪🇬 EGYPT143♦x♦3-3-12
-12.6Round 21🇮🇳 INDIA167♠♦7=+0